CD4026BNSR

{
  "schema_version": 1,
  "type": "component",
  "slug": "cd4026bnsr",
  "title": "CD4026BNSR",
  "brief": "Texas Instruments Counters, Dividers, SO-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "cd4026bnsr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CD4026BNSR",
    "manufacturer": "Texas Instruments",
    "package": "SO-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Counters, Dividers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/cd4033b",
    "parts": {
      "symbol": "cd4026bnsr.kicad_sym",
      "footprint": "cd4026bnsr.kicad_mod",
      "model_3d": "cd4026bnsr-hero.glb",
      "model_3d_plain": "cd4026bnsr.glb",
      "model_3d_step": "cd4026bnsr-etched.step",
      "model_3d_step_plain": "cd4026bnsr.step",
      "lbr": "cd4026bnsr.lbr"
    },
    "distributor_links": {
      "lcsc": 727901,
      "digikey": "296-28693-2-ND",
      "mouser": "595-CD4026BNSR"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T03:20:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-28693-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-CD4026BNSR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CLOCK",
        "type": "input",
        "description": "Schmitt-triggered clock input; the counter advances on the positive clock transition when CLOCK INHIBIT is low, with input range -0.5 V to VDD+0.5 V."
      },
      {
        "number": "2",
        "name": "CLOCK INHIBIT",
        "type": "input",
        "description": "When high it inhibits counter advancement via the clock line, and when low the counter advances on the positive clock edge; it can serve as a negative-edge clock if the clock line is held high."
      },
      {
        "number": "3",
        "name": "DISPLAY ENABLE IN",
        "type": "input",
        "description": "When low the seven decoded outputs are forced low regardless of counter state, and when high the decoded outputs are active."
      },
      {
        "number": "4",
        "name": "DISPLAY ENABLE OUT",
        "type": "output",
        "description": "Display enable output, which follows DISPLAY ENABLE IN."
      },
      {
        "number": "5",
        "name": "CARRY OUT",
        "type": "output",
        "description": "Carry output (CLOCK ÷ 10) that completes one cycle every ten clock input cycles to clock the next decade, and is not gated by DISPLAY ENABLE."
      },
      {
        "number": "6",
        "name": "f",
        "type": "output",
        "description": "Decoded 7-segment output f, which goes high to illuminate segment f only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "7",
        "name": "g",
        "type": "output",
        "description": "Decoded 7-segment output g, which goes high to illuminate segment g only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground (VSS) supply terminal, the reference for all voltage ratings."
      },
      {
        "number": "9",
        "name": "d",
        "type": "output",
        "description": "Decoded 7-segment output d, which goes high to illuminate segment d only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "10",
        "name": "a",
        "type": "output",
        "description": "Decoded 7-segment output a, which goes high to illuminate segment a only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "11",
        "name": "e",
        "type": "output",
        "description": "Decoded 7-segment output e, which goes high to illuminate segment e only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "12",
        "name": "b",
        "type": "output",
        "description": "Decoded 7-segment output b, which goes high to illuminate segment b only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "13",
        "name": "c",
        "type": "output",
        "description": "Decoded 7-segment output c, which goes high to illuminate segment c only when DISPLAY ENABLE IN is high."
      },
      {
        "number": "14",
        "name": "UNGATED \"C\" SEGMENT OUT",
        "type": "output",
        "description": "Ungated C-segment output that is not gated by DISPLAY ENABLE and is available continuously, for divide-by-60 and divide-by-12 functions."
      },
      {
        "number": "15",
        "name": "RESET",
        "type": "input",
        "description": "A high level clears the decade counter to its zero count."
      },
      {
        "number": "16",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, recommended 3 V to 18 V over the full temperature range, with an absolute maximum of -0.5 V to +20 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives one terminal diagram (top view, 16 pins) for the DIP, SOIC (NSR) and TSSOP packa",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1877,
        "at": "2026-10-03T03:19:36"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/cd4033b",
        "pages": 19,
        "sha256": "7ac59b14788365ef",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SO-16",
      "Category": "Logic",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cd4026bnsr"
  ],
  "discovery_pitch": "CD4026BNSR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cd4026bnsr.kicad_sym",
    "cd4026bnsr.kicad_mod",
    "cd4026bnsr.glb",
    "cd4026bnsr.step",
    "cd4026bnsr.lbr",
    "docs/hero.png",
    "docs/cd4026bnsr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cd4026bnsr-hero.glb",
    "cd4026bnsr-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}